package com.itheima.service.db;

import com.itheima.domain.vo.PageBeanVo;

public interface BlackListService {
    //分页查询 黑名单用户
    PageBeanVo findBlackUserByUserId(Integer pageNumber, Integer pageSize, Long userId);

    //根据用户id和黑名单用户id删除数据
    void deleteBlackUser(Long userId, Long blackUserId);
}
